4-BMC ( 4-Bromomethcathinone ) with a systematic name of 1-(4-Bromophenyl)-2-(methylamino)-1-propanone is found in the cathinone and phenethylamine chemical classes. The research compound works similar to a serotonin and norepinephrine reuptake inhibitor. However, it is more like an antidepressant than a stimulant.buy 4-BMC online from us .4-Bromomethcathinone (4-BMC, Brephedrone) is a psychoactive drug and research chemical of the phenethylamine, amphetamine, and cathinone chemical classes. It acts as a serotonin and norepinephrine reuptake inhibitor, but acts more like an antidepressant than a stimulant. It is currently unclear whether the 4-halogenated cathinones share the selective serotonergic neurotoxicity of their corresponding amphetamines.